Question

Find the derivative of (2x + 3)^3 using first principles.

Answer 1

(x + y) ³

= x³ + y³ +3zy(x+ y)

(2x + 3)³

8x³ + 27 + 18x( 2x + 3)

8x³ + 27 + 36x² + 54x

Answer 2

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